Web/iOS: BrewGene is a web site and free iPhone app where you can rate and subsequently find new beers that you like based on your tastes.

BrewGene claims to catalog more than 40,000 varieties of beers from over 4,000 breweries, all accessible from its web and iPhone app, so it's likely you'll find something via BrewGene you've never tried before.Previously mentionedRateBeer covers similar territory, and since we covered it last, it's also released an iPhone and Android app. If you're interested in expanding your brew palette over the long holiday weekend, give BeerGene's tasting notes and photo-uploading tools a try.